package org.csmzxy.class2333;

public class Example07 {
    public static void main(String[]args){
        String id ="user";
        String time = "2023-1112-1336";
        //字符串拼接操作
        String orderId =id.concat(time);
        System.out.println("将字符串"+time+"拼接到字符串"+id+"的末尾,"+"生成的订单号为"+orderId);
        //字符串截取操作
        System.out.println("截取字符串"+orderId+"第五个到第14个字符,"+"结果为"+orderId.substring(4,13));
        //字符串分割操作
        System.out.println("将字符串"+time+"用符号-分割成若干个子字符串，结果为");
        String[] times = time.split("-");
        for(int i=0;i< times.length;i++){
            if(i != times.length-1){
                System.out.print(times[i]+",");
            }else{
                System.out.print(times[i]);
            }
        }
    }
}
